TTK’s BOLTOPS is a mortar-grouted joint, available for any types of deformed rebar including Neji-Tetsu-Con, TTK’s threaded rebar. It perfectly suits for both the prefabrication and the precast construction methods, and even for the conventional method. The maximum allowance of gap between paired- rebar to be join is 40mm, which realizes flexible joint work..

• Able to join any types of rebar
• The bar stopper inside a coupler is selective
• Able to join rebar even with displacement or mismatch in alignment